Massachusetts: 1-800-233-5325 and 911Rhode Island: 1-800-640-1595 and 911
New York:
Long Island and the Rockaways:
1-800-490-0045 and 911
Metro NY: 911 and 1-718-643-4050
Upstate NY: 1-800-892-2345 and 911

Do NOT use matches, lighters, or anything electrical (even a phone, garage door opener, or light switch) in the vicinity of the leak. A spark from these items could ignite the gas and cause an explosion.

Do not operate any gas pipeline valves or stop the flow of gas.

Leave the excavation open.

From a safe location, call 911 and National Grid. (See our gas emergency numbers at left.)

Stay away from the area until safety officials say it is safe to return.

Report the incident to your supervisor.

Smell Gas. Act Fast.

If you suspect a gas leak, act fast. Do NOT assume someone else will report it.